[INFO] crate kf-protocol 2.0.3 is already in cache
[INFO] testing kf-protocol-2.0.3 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate kf-protocol 2.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kf-protocol 2.0.3 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kf-protocol 2.0.3
[INFO] finished tweaking crates.io crate kf-protocol 2.0.3
[INFO] tweaked toml for crates.io crate kf-protocol 2.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 342b4935c8e37cdcdc21a8cd63668ab2c64da0a1213ec162f0301afaa4de41a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "342b4935c8e37cdcdc21a8cd63668ab2c64da0a1213ec162f0301afaa4de41a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "342b4935c8e37cdcdc21a8cd63668ab2c64da0a1213ec162f0301afaa4de41a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342b4935c8e37cdcdc21a8cd63668ab2c64da0a1213ec162f0301afaa4de41a6", kill_on_drop: false }`
[INFO] [stdout] 342b4935c8e37cdcdc21a8cd63668ab2c64da0a1213ec162f0301afaa4de41a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 89756d7ea187307d016250fe1545e34ffb5c5d68d5804d87a58ddb01858aa6f3
[INFO] running `Command { std: "docker" "start" "-a" "89756d7ea187307d016250fe1545e34ffb5c5d68d5804d87a58ddb01858aa6f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32c v0.5.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling async-channel v1.1.1
[INFO] [stderr]    Compiling futures-lite v0.1.9
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling flv-util v0.2.1
[INFO] [stderr]    Compiling flv-util v0.1.1
[INFO] [stderr]    Compiling kf-protocol-derive v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]    Compiling js-sys v0.3.42
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling web-sys v0.3.42
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling kf-protocol-core v0.1.2
[INFO] [stderr]    Compiling kf-protocol-api v1.0.4
[INFO] [stderr]    Compiling kf-protocol-message v1.0.2
[INFO] [stderr]    Compiling flv-future-aio v2.3.1
[INFO] [stderr]    Compiling kf-protocol-transport v2.0.3
[INFO] [stderr]    Compiling kf-protocol-fs v2.0.1
[INFO] [stderr]    Compiling kf-protocol v2.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "89756d7ea187307d016250fe1545e34ffb5c5d68d5804d87a58ddb01858aa6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89756d7ea187307d016250fe1545e34ffb5c5d68d5804d87a58ddb01858aa6f3", kill_on_drop: false }`
[INFO] [stdout] 89756d7ea187307d016250fe1545e34ffb5c5d68d5804d87a58ddb01858aa6f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ed0f868c15ccb80ff89f482730c20878f0785b5b7a016fdb2e2e6bc5a081ddb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2ed0f868c15ccb80ff89f482730c20878f0785b5b7a016fdb2e2e6bc5a081ddb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kf-protocol v2.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `kf-protocol`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name enum --edition=2018 tests/enum.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=e3bbb445867dbd96 -C extra-filename=-e3bbb445867dbd96 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern flv_util=/opt/rustwide/target/debug/deps/libflv_util-f9d57970e3f24815.rlib --extern kf_protocol=/opt/rustwide/target/debug/deps/libkf_protocol-078abb06fcb0691b.rlib --extern kf_protocol_api=/opt/rustwide/target/debug/deps/libkf_protocol_api-1776a2116bda78da.rlib --extern kf_protocol_core=/opt/rustwide/target/debug/deps/libkf_protocol_core-77821c09a1d02e07.rlib --extern kf_protocol_derive=/opt/rustwide/target/debug/deps/libkf_protocol_derive-3c07f7e2f8276ada.so --extern kf_protocol_fs=/opt/rustwide/target/debug/deps/libkf_protocol_fs-c3e15d03dc8b6c34.rlib --extern kf_protocol_message=/opt/rustwide/target/debug/deps/libkf_protocol_message-114801be71b00d1e.rlib --extern kf_protocol_transport=/opt/rustwide/target/debug/deps/libkf_protocol_transport-542a07119e084f05.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-b58f2e912a5c1964.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2ed0f868c15ccb80ff89f482730c20878f0785b5b7a016fdb2e2e6bc5a081ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed0f868c15ccb80ff89f482730c20878f0785b5b7a016fdb2e2e6bc5a081ddb", kill_on_drop: false }`
[INFO] [stdout] 2ed0f868c15ccb80ff89f482730c20878f0785b5b7a016fdb2e2e6bc5a081ddb